linux-kernel - Re: [PATCH v2] flush_icache_range: Export symbol to fix build errors

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Message-ID: <C2D7FE5348E1B147BCA15975FBA230753C4BBAE9@IN01WEMBXA.internal.synopsys.com>
Date:	Wed, 20 Aug 2014 16:34:29 +0000
From:	Vineet Gupta <Vineet.Gupta1@...opsys.com>
To:	Pranith Kumar <bobby.prani@...il.com>,
	Richard Kuo <rkuo@...eaurora.org>,
	Chris Metcalf <cmetcalf@...era.com>,
	Chris Zankel <chris@...kel.net>,
	"Max Filippov" <jcmvbkbc@...il.com>, Noam Camus <noamc@...hip.com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Geert Uytterhoeven <geert@...ux-m68k.org>,
	Masami Hiramatsu <masami.hiramatsu.pt@...achi.com>,
	Tony Lu <zlu@...era.com>, Kirill Tkhai <tkhai@...dex.ru>,
	open list <linux-kernel@...r.kernel.org>,
	"open list:QUALCOMM HEXAGON..." <linux-hexagon@...r.kernel.org>,
	"open list:SUPERH" <linux-sh@...r.kernel.org>,
	"open list:TENSILICA XTENSA..." <linux-xtensa@...ux-xtensa.org>
Subject: Re: [PATCH v2] flush_icache_range: Export symbol to fix build errors

On Monday 18 August 2014 08:59 AM, Pranith Kumar wrote:
> Fix building errors occuring due to a missing export of flush_icache_range() in
>
> kisskb.ellerman.id.au/kisskb/buildresult/11677809/
>
> ERROR: "flush_icache_range" [drivers/misc/lkdtm.ko] undefined!
>
> Signed-off-by: Pranith Kumar <bobby.prani@...il.com>
> Reported-by: Geert Uytterhoeven <geert@...ux-m68k.org>
> CC: Andrew Morton <akpm@...ux-foundation.org>
> ---
>  arch/arc/mm/cache_arc700.c | 1 +
>  arch/hexagon/mm/cache.c    | 1 +
>  arch/sh/mm/cache.c         | 1 +
>  arch/tile/kernel/smp.c     | 1 +
>  arch/xtensa/kernel/smp.c   | 1 +
>  5 files changed, 5 insertions(+)
>
> diff --git a/arch/arc/mm/cache_arc700.c b/arch/arc/mm/cache_arc700.c
> index 4670afc..e88ddbf 100644
> --- a/arch/arc/mm/cache_arc700.c
> +++ b/arch/arc/mm/cache_arc700.c
> @@ -581,6 +581,7 @@ void flush_icache_range(unsigned long kstart, unsigned long kend)
>  		tot_sz -= sz;
>  	}
>  }
> +EXPORT_SYMBOL(flush_icache_range);
 
Acked-by: Vineet Gupta <vgupta@...opsys.com>   # for arch/arc bits

thx,
-Vineet
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